Description: Information leak via /proc/$pid/stack
References:
 https://marc.info/?l=linux-fsdevel&m=153806242024956&w=2
Notes:
Bugs:
upstream: released (4.19-rc7) [f8a00cef17206ecd1b30d3d9f99e10d9fa707aa7]
4.19-upstream-stable: N/A "Fixed before branch point"
4.9-upstream-stable: released (4.9.132) [3c5dc3f313cf1cb1645a0e832f51c1ba79aee934]
3.16-upstream-stable: released (3.16.62) [6e8e3ad9d57f70fc58e2ecbafbfd1b3f37973cfc]
sid: released (4.18.20-1)
4.9-stretch-security: released (4.9.135-1)
3.16-jessie-security: released (3.16.64-1)